mirror of
https://github.com/tianocore/edk2
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c9c309146e
ManageabilityPkg is migrated from edk2-platform repository. The last commit ID of ManageabilityPkg on edk2-platform is <4538a1b94c0e55d58e3841b2d640df7da0a3b149>. Signed-off-by: Abner Chang <abner.chang@amd.com>
134 lines
4.9 KiB
C
134 lines
4.9 KiB
C
/** @file
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Instance of EDKII PLDM Protocol Library in DXE phase
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Copyright (C) 2023-2026 Advanced Micro Devices, Inc. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <PiDxe.h>
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#include <Protocol/PldmProtocol.h>
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#include <Library/DebugLib.h>
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#include <Library/PcdLib.h>
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#include <Library/ManageabilityTransportHelperLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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EDKII_PLDM_PROTOCOL *mEdkiiPldmProtocol = NULL;
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UINT8 mSourcePldmTerminusId = 0;
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UINT8 mDestinationPldmTerminusId = 0;
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/**
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This function sets the PLDM source terminus and destination terminus
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ID for SMBIOS PLDM transfer.
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@param[in] SourceId PLDM source terminus ID.
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@param[in] DestinationId PLDM destination terminus ID.
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@retval EFI_SUCCESS The terminus is set successfully.
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@retval EFI_INVALID_PARAMETER The terminus is set unsuccessfully.
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**/
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EFI_STATUS
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PldmSetTerminus (
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IN UINT8 SourceId,
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IN UINT8 DestinationId
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)
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{
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mSourcePldmTerminusId = SourceId;
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mDestinationPldmTerminusId = DestinationId;
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return EFI_SUCCESS;
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}
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/**
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This service enables submitting commands via EDKII PLDM protocol.
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@param[in] PldmType PLDM message type.
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@param[in] Command PLDM Command of PLDM message type.
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@param[in] RequestData Command Request Data.
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@param[in] RequestDataSize Size of Command Request Data.
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@param[out] ResponseData Command Response Data. The completion code is the first byte of response data.
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@param[in, out] ResponseDataSize Size of Command Response Data.
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@retval EFI_SUCCESS PLDM message was successfully sent to transport interface
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and a response was successfully received.
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@retval EFI_NOT_FOUND Transport interface is not found.
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@retval EFI_NOT_READY Transport interface is not ready for PLDM message.
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@retval EFI_DEVICE_ERROR Transport interface has an hardware error.
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@retval EFI_TIMEOUT Send PLDM message got a timeout.
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@retval EFI_UNSUPPORTED PLDM message is unsupported.
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@retval EFI_OUT_OF_RESOURCES The resource allocation is out of resource or data size error.
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**/
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EFI_STATUS
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PldmSubmitCommand (
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IN UINT8 PldmType,
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IN UINT8 Command,
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IN UINT8 *RequestData,
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IN UINT32 RequestDataSize,
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OUT UINT8 *ResponseData,
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IN OUT UINT32 *ResponseDataSize
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)
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{
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EFI_STATUS Status;
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if (mEdkiiPldmProtocol == NULL) {
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Status = gBS->LocateProtocol (
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&gEdkiiPldmProtocolGuid,
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NULL,
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(VOID **)&mEdkiiPldmProtocol
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);
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if (EFI_ERROR (Status)) {
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//
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// Dxe PLDM Protocol is not installed. So, PLDM device is not present.
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//
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DEBUG ((DEBUG_ERROR, "%a: EDKII PLDM protocol is not found - %r\n", __func__, Status));
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return EFI_NOT_FOUND;
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}
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}
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DEBUG ((DEBUG_MANAGEABILITY_INFO, "%a: PLDM Type: 0x%x, Command: 0x%x\n", __func__, PldmType, Command));
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if ((RequestData != NULL) && (RequestDataSize != 0)) {
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HelperManageabilityDebugPrint ((VOID *)RequestData, RequestDataSize, "PLDM PLDM application layer Type/Command specific request payload\n");
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}
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Status = mEdkiiPldmProtocol->Functions.Version1_0->PldmSubmitCommand (
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mEdkiiPldmProtocol,
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PldmType,
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Command,
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mSourcePldmTerminusId,
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mDestinationPldmTerminusId,
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RequestData,
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RequestDataSize,
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ResponseData,
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ResponseDataSize
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);
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if (EFI_ERROR (Status)) {
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DEBUG ((DEBUG_ERROR, "Fails to send PLDM package - %r\n", Status));
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return Status;
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}
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if ((ResponseData != NULL) && (*ResponseDataSize != 0)) {
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HelperManageabilityDebugPrint ((VOID *)ResponseData, *ResponseDataSize, "PLDM application layer response payload\n");
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}
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return Status;
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}
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/**
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Initialize mSourcePldmTerminusId and mDestinationPldmTerminusId.
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@param ImageHandle The image handle.
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@param SystemTable The system table.
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@retval EFI_SUCCESS Protocol listener is registered successfully.
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**/
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EFI_STATUS
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EFIAPI
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PldmProtocolLibConstructor (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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PldmSetTerminus (PcdGet8 (PcdPldmSourceTerminusId), PcdGet8 (PcdPldmDestinationEndpointId));
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return EFI_SUCCESS;
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}
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